#VU63330 Incorrect Regular Expression in ShenYu - CVE-2022-26650

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Main Vulnerability Database Vulnerabilities #VU63330

#VU63330 Incorrect Regular Expression in ShenYu - CVE-2022-26650

Published: May 17, 2022


Vulnerability identifier: #VU63330
Vulnerability risk: Medium
CVSSv4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Green
CVE-ID: CVE-2022-26650
CWE-ID: CWE-185
Exploitation vector: Remote access
Exploit availability: No public exploit available
Vulnerable software:
ShenYu
Software vendor:
Apache Foundation

Description

The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.

The vulnerability exists due to improper input validation when processing untrusted input within the Pattern.matches() function in RegexPredicateJudge.java. A remote attacker can pass specially crafted input to the application and perform regular expression denial of service (ReDoS) attack.


Remediation

Install updates from vendor's website.

External links